Earlier this week, Berkshire Hathaway Chairman Warren Buffett expressed his support for Dimon to both Bloomberg TV and CNBC.

“I’m 100% for Jamie,” Buffett told Bloomberg.

Such back up comes at a crucial time. J.P. Morgan’s annual meeting is coming up on May 21, so shareholders have less than two weeks to make up their minds on the matter. Shareholders will be casting a nonbinding vote on a proposal recommending a split of the chairman and CEO duties.